package io;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.nio.charset.StandardCharsets;

/**
 * 读取文本数据
 */
public class ReadStringDemo {
    public static void main(String[] args) throws IOException {
        File file = new File("fos.txt");
        FileInputStream fis = new FileInputStream(file);
        byte[] data = new byte[(int)file.length()];
        fis.read(data);
        String line = new String(data, StandardCharsets.UTF_8);
        System.out.println(line);
        fis.close();





        File f = new File("fos_a.txt");
        FileInputStream f1 = new FileInputStream(f);
        byte[] b = new byte[(int)f.length()];
        f1.read(b);
        String s = new String(b,StandardCharsets.UTF_8);
        System.out.println(s);
        f1.close();













    }
}
